SIZE - Applicable Hole Dia: 5/16"(8mm); Under Head Size(Male): M6 x 35mm(D*L); Under Head Size(Female): M6 x 15mm(D*L); Screw Head Diameter: 12.8mm; Applicable Thickness of Locked Object: 38-47mmApplication - Fit for all kinds of DIY art, leather crafts, and clothing making. Such as thin photo albums, decorative bags, leather bags, sandals, boots, etc. According to the size, it may be used as a fastener to connected.Installation - Make a hole within 0.5mm larger than the diameter of the female rod, put the screw and nut on both sides of the locked object, and select the appropriate tool to lock it.Notice - The thickness of the object which be locked, must be less than the length of the screw rod + nut rod, otherwise, it will not be able to tighten.
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